The attorney general’s investigation concluded that an unusually cold and early winter and record propane exports depleted propane inventories.

The market responded with record price increases.

“While our investigation concludes that market forces drove higher propane prices, we are still actively responding to complaints from Missouri propane consumers on a case-by-case basis," Attorney General Chris Koster said in a news release. "My office will continue to examine each circumstance to determine if propane suppliers violated Missouri consumer protection laws during this period of price instability.”

A Justice Department civil rights investigation has concluded that the Ferguson Police Department and the city's municipal court engaged in a "pattern and practice" of discrimination against African Americans, targeting them disproportionately for tr...